An electrical connector includes an insulation body with contact terminals, a lead wire connected to the contact terminals and a casing enclosing the insulation body and the lead wire. The method includes signaling the wireless unit about a plurality of transmissions of same packet data from the set of base stations to enable a soft handoff on a forward link. Shaping is effected by bringing the internal diameter D1 of the cylindrical blank to the internal diameter D2, which is the diameter of the vulcanized tire.